IEC 60268-17:1990
$13.65
Sound system equipment. Part 17: Standard volume indicators
Published By | Publication Date | Number of Pages |
IEC | 1990-10-29 | 26 |
Gives the characteristics to be specified, performance requirements and the relevant methods of measurement for electromechanical volume indicators. The concept of 'volume' is a practical way of assigning a numerical value to the magnitude of electrical speech and music programme signals. The contents of the corrigendum of September 1991 have been included in this copy.